uros-db commented on code in PR #47622:
URL: https://github.com/apache/spark/pull/47622#discussion_r1709581377
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sql/api/src/main/scala/org/apache/spark/sql/types/StringType.scala:
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@@ -39,6 +39,9 @@ class StringType private(val collationId: Int) extends
AtomicType with Serializa
def supportsBinaryEquality: Boolean =
CollationFactory.fetchCollation(collationId).supportsBinaryEquality
+ def supportsLowercaseEquality: Boolean =
+ CollationFactory.fetchCollation(collationId).supportsLowercaseEquality
+
def isUTF8BinaryCollation: Boolean =
Review Comment:
I'm not sure about that, but afaik most of these Boolean flags are only used
internally, so I guess we can make them private[sql] for now (of course we can
revert if necessary)
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